Hans-Eberhard von Portatius

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Dorsten, DE

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Patents Grantslast 30 patents

Information Patent Grant
ABC block copolymers based on butadiene and isoprene, process for t...
- Patent number 4,814,386
- Issue date Mar 21, 1989
- Huels Aktiengesellschaft
- Walter Hellermann
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for the manufacture of a thermoplastic molding material cont...
- Patent number 4,746,482
- Issue date May 24, 1988
- Huls Aktiengesellschaft
- Wilfried Ribbing
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL